|
Steve Ford, WB8IMY, provides an introduction to FT8, one of the most popular Amateur Radio digital modes ever created. |
||
“FT8” is the topic of the current (January 31) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!
Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also email your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.
Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide.
Just ahead: “Are We Entering a Maunder Minimum?”
VHF
New ! Wouxun KG-D2000 and KG-D901 DMR APRS GPS – 10 Watts
“WOUXUN ELECTRONICS sincerely invites esteemed you and your company representatives to visit our booth at the coming Hong Kong Electronics Show... Read more
D4C / B VHF 144Mhz Beacon listen in Ireland ( EI )
EI3KD and EI4DQ both spotted our 2m beacon from qth locator IO51 for a distance of almost 4200 km. At 15.11 Z of May 20th,2015 rs... Read more
How Can I Get Radio Coverage in “Dead” Spots?
“A two-way radio system using a repeater may have great coverage except in areas, such as parking garages and basements of buildings, whose envi... Read more
Two new Wouxun mobile radios have lower prices
Wouxun mobile radios are known for delivering good performance at a fair price. Two models in particular stand out in this category, the popular UHF/V... Read more
App - Mobile
Antenna Tool App – Android
A tool to help ham radio, CB, and other radio users to create antennas of various types. Calculations available for dipole, vertical (1/8, 1/4, 3/8, 1... Read more
Training fast CW on Android (Koch method)
The user starts by recognizing only two letters, M and K, at high speed (at least 20WPM) on a 5 minutes session. When she or he will be able... Read more
WSPR World Watch v2 – Andorid APP – Propagation Tool
This app answers the two basic questions facing radio amateurs:- Which band shall I use ? Where shall I point my beam ? It will be of interest to an... Read more
RFinder – The World Wide Repeater Directory now free trial on Android!
In order to support the proliferation of third party app stores worldwide, we have now released RFinder on Android as trialware! Just go download it f... Read more
Antenna
Small Garden Vertical HF Antenna Installation
Vertical HF Antenna Installation Read more
DX Engineering Skylark Dual-Band Yagi Antenna DXE-2X7
Antenna, Beam, Skylark, Duoband Yagi, 17 and 12 meters, 90 mph Wind Rating, 16 ft. Boom Length, Each HF Beam Antenna Type:Yagi HF Beam Antenn... Read more
Isotron ISO20/15/10 – 3 Band HF 20, 15 & 10 Meter Antenna Combination
An Isotron Antenna Solves Virtually Any Restricted Space Problem – For example, a 40 Meter Isotron measures only 22 inches x 16 inches x 15 inch... Read more
8.5 DB gain for less than $40.00 – 50MHz Yagi
by W3GAS The Yagi is one of the simplest directional antennas you can build today. There are no moving parts, and the Yagi can be matched to 50 OHM v... Read more
Equipment
bladeRF 2.0 micro
OVERVIEW bladeRF 2.0 micro The bladeRF 2.0 micro is the next-generation 2×2 MIMO, 47MHz to 6GHz frequency range, off-the-shelf USB 3.0 Software D... Read more
PandwaRF Bare
PandwaRF is a RF analysis tool with a sub-1 GHz wireless transceiver controlled by a smartphone or a PC. Its purpose is to capture, display & tran... Read more
Amplifier 1.2 kW Spert 1200 – 1.8 to 50 MHz
Output power of 1200 W CW / SSB in the field KF, 700W in the band of 50 MHz Power 50V 35A efficiency of 73-75% frequency range 1.8 to 50 MHz switching... Read more
Receive Antenna Phasing Systems DXE-NCC-2
Imagine adjusting the controls to knock out strong interfering stations or noise and then being able to copy and log that weak DX station. After succe... Read more
